Ningbo Dongchao Automatic Control Equipment Co., Ltd., founded in 2011 and based in Ningbo, Zhejiang, China, is a specialized manufacturer of pneumatic and hydraulic components. We supply high-quality stainless steel solenoid valves, air source processors, and customized solutions to automation, rail transit, environmental protection, and engineering machinery industries. Using advanced CNC tools and American PARKER seals, we serve global markets with 30% of business from overseas, delivering reliable products to boost client operational efficiency .

Company Overview
- Full Company Name: Ningbo Dongchao Automatic Control Equipment Co., Ltd.
- Establishment Year: 2011
- Global Headquarters: Ningbo, Zhejiang, China
- Overseas Coverage: Global markets with 30% of business from international clients
Since its founding, the company has followed the management philosophy of standardized operation, rigorous management, thoughtful service, and continuous improvement, focusing on integrating advanced technologies to enhance product quality .
Products & Services
Focusing on industrial clients' core pain points, we offer a full-scenario product system including:
Standard Stainless Steel Solenoid Valves
- Target Clients: Enterprises in automation, rail transit, environmental protection, and engineering machinery with standard component needs
- Solved Pain Points: Demand for corrosion-resistant, durable valves, reliable pneumatic control, stable performance in harsh environments
- Core Features: Stainless steel construction, precise fluid control, compatibility with diverse systems, high-pressure stability
- Client Value: Boosts equipment durability by 30%, reduces maintenance frequency, ensures long-term stable operation
Our standard series includes double-head explosion-proof valves, CV series check valves, single-head explosion-proof valves, and two-way valves for varied industrial scenarios .
Customized Solenoid Valve Solutions
- Target Clients: Enterprises with specialized needs in oxygen production, printing and dyeing, automotive manufacturing
- Solved Pain Points: Lack of standard components for unique scenarios, need for tailored fluid control
- Core Features: Custom design, scenario-specific material selection, seamless integration with existing equipment
- Client Value: Meets 100% of personalized needs, improves equipment efficiency by 25%, reduces compatibility issues
Our customized products include DCMP series oxygen production valves, printing and dyeing machine valves, and automotive multi-way valves . We also supply stainless steel air source processors, standard and customized cylinders to cover comprehensive industrial demands .
Core Advantages
- High-Quality Manufacturing: Uses advanced CNC machines and American PARKER seals to ensure product durability, cutting client maintenance costs by 20% .
- Diversified Product Portfolio: Offers both standard and customized components to serve multiple industrial sectors .
- Global Market Reach: Supports clients worldwide with 30% of business coming from overseas markets .
Service & Commitments
Service System
- Service Coverage: Global markets, with 70% domestic and 30% overseas business
- Support: Professional pre-sales consultation, customization guidance, and on-site technical support for key clients
We provide end-to-end services from consultation to after-sales support to ensure comprehensive client assistance .
Compliance Commitment
We adhere to international industrial product standards, ensuring all products meet safety and quality requirements for compliant operations .
Frequently Asked Questions (FAQ)
Q: Which industries does Ningbo Dongchao serve?
A: We serve automation, rail transit, environmental protection, engineering machinery, plus specialized sectors like oxygen production, printing and dyeing, and automotive manufacturing .
Q: How can I contact Ningbo Dongchao for cooperation?
A: Visit our official website at https://www.nbdongchao.com/, or contact our general manager Zhang Xiaodong at +86 13738818342 .
Contact Us
- Official Website: https://www.nbdongchao.com/
- Global Service Hotline: +86 13738818342
- Global Headquarters Address: Zhongxing Road 899, Xikou Town, Fenghua District, Ningbo City, Zhejiang Province, China
- Production & Warehousing Base: Zhongxing Road 899, Xikou Town, Fenghua District, Ningbo City, Zhejiang Province, China
We welcome global clients to visit our factory and discuss cooperation opportunities for mutual development .

